a
oil
b
metal
c
gas
d
water
Explanation
Correct Option
bVideo Explanation
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Discussions (6)

kushylyon
9 years ago
metal is the correct answer....sound waves travels fast in a increasing order of all states if matter, I.e: it's slower in gaseous state, but faster at liquid, and solid state is the fastest

Abdullahi113
1 year ago
Yes absolutely correct because sound travel faster in solid than liquid, in liquid than gas

Sotonwa Success
9 years ago
The selected answer is wrong:
sound requires a material medium for its transmission and the answer which was chosen is not correct because metal is not a material medium and sound cannot travel fast in metal


